SUBSTROOT(8)
## NAME
*substroot* - substitute root filesystem device path into arguments
## SYNOPSIS
*substroot* command \[arg...\]
## DESCRIPTION
The *substroot* command replaces each argument that consists only of a '%'
sign with the path to the root device and then executes the resulting
command.

It is intended for use in startup and shutdown scripts where there may be no
pipes available and thus shell substitution cannot be used.
## EXIT STATUS
*substroot* exits with a status of 255 if an error occurs, otherwise the
error code of the resulting command will be returned.
## SEE ALSO
prtroot(8)
## STANDARDS
substroot is a Fuzix specific command
## AUTHOR
Written by Alan Cox.
